Description:In hip-hop circles, Kendrick Lamar's 'good Kid m.a.a.d City' debut is already considered a classic hip-hop album despite only being released two years ago in 2012. At the Grammys, several people were shocked after Lamar was snubbed and came home empty-handed despite being nominated for seven awards. He lost mostly to Macklemore, who even sent Lamar a tweet apologizing for robbing him of the credit he was due. Check out other highlights from the 2014 Grammys.(2:38)